[mythtv-users] First Nvidia Ion box - Acer Aspire Revo prices revealed

Shaun Lowry shaun at lowry.me.uk
Tue Apr 21 10:53:11 UTC 2009


Jean-Yves Avenard wrote:
> Hi
>
> 2009/4/21 Shaun Lowry <shaun at lowry.me.uk>:
>   
>> Anyone know if the HDMI audio on the ION board has the bandwidth for Dolby
>> TrueHD?  It's my understanding that some HDMI audio outputs are just
>> re-routed S/PDIF which doesn't have enough bandwidth.
>>     
>
> The Ion is based on the nvidia 9400M chipset ; which has full LPCM 7.1
> audio support.
>
> So far , alsa doesn't support 7.1 LPCM output anyway.
>   

Does that mean it won't even pass-thru to an external decoder?

> On Windows ; the support of Dolby TrueHD bitstream output is rather
> poor ; usually it is decoded into LPCM and LPCM is sent.
>
> The 9300/9400M is I believe the only nvidia chipset supporting full
> hdmi and 7.1 LPCM .
>   

Hopeful, at least then :)

    Shaun.


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